Summoning Station + Pitiless Plunderer + Blasting Station

Summoning Station

Pitiless Plunderer

Blasting Station

How it works

1. Activate Summoning Station by tapping it, creating a 2/2 Pincher creature token.
2. When the Pincher enters the battlefield, Blasting Station triggers, untapping Blasting Station.
3. Activate Blasting Station by tapping it and sacrificing the Pincher.
4. When the Pincher dies, Pitiless Plunderer triggers, creating a Treasure token.
5. Resolve the Blasting Station ability.
6. Activate the Treasure by tapping and sacrificing it, adding one mana of any color.
7. Summoning Station triggers, untapping it.
8. Repeat.